Metal-furniture construction.



A. H. SQHAFFBR f METAL FURNITERE GI-ESTRUUTION.

.APPLIC- TION FILED JUNE.' n, 1911.

www 1mm 19u.

- the une a-'e of Fi moonen scHArrEnT,oF YonNGs'roW1v, oiil'o.,l

1lb all whom it mayamm: Be it known that I, Anonr H.V ScH'AFrnR'r,

- a citizen of the'United -States, residing at Youngstown, in the countyof Mahoning and v State ,of Ohio, have invented .certain new land usefulImprovements in Metal-Furn-if ture Construction, of lwhich the followingis as ication. f his invention relates to the subject ofy furniture,articularlyof the kind employed for oce mg systems.-

"1 To 'this end the present'invention containplitesa metal'furnitureconstruction possessing special utility in'its application to'l5 metal filing cabinets or cases such as em plllbyed'for ling'purposesin businessv oices. mg out this generalwobjcct, itis proposed to'provide-a cabinet :or case construction wherein the several metalelem/ents while at the same time embodying me nsfor securely andrigidly`clamping the parts tg j gether in their `set-'11p relation' soas tofviate anpossibility 'of spreadingfr pulling apart w 1 e 1n actualservice. fr /f- With vthese and other objectsffiiiyiew, which will morerea'A ily app/ear to those in the art'asthe 'natre of the invention isbetter undigastood,v in the novel construction, combination andarrangement/'of parts heie'ilnafterv more fully described, illustratedandfclaimed.

` The essential features of the invention are 'necessaril susceptible'tosomej modification without epartin from the spirit thereof, odimentis-shown in the but preferred em g accompanying drawings, in which:

' Figure 1 is a sectional perspective Vview o, metal case or cabinetshowin the sevclamped together in the manner vcontemplated-by t epresent invention. Fi 2 is `a horizontal sectional view, substantie lyon iifowmg more plalnly the assembly of the `1s shown a sectional casingorcabinet body S5 designated in its entirety by the referencelettarndeincluding-in itsgeneralprganip METAL-FURNITURE ooNs'rnUc'rIoN.v

i ySilwecication of *Iletters'Patent. A ap'plieauon nies, June 2, 1911.

lstruct-ion, that is to say, consisting' of 4the l nouter side-wallplate land/.the innerwallV y plate 2, the latter being. narroweninwidth, 1 Ithan theoutr platel. The saidoutenl late `folded ed e may beyreadily `assellibled and' takenA apart,=

tively, the'flange 9 being widervthan the he same consistsv "16 whichare. bent forwardly from the oppoelements thereof interloc ed andv g. 1of the drawings, andA piirte and theclamping and retaining means mi@ theOppositev outer side wil-11S, aus

inner wall -plates .2, and'` a` back I plate 3;@

These elements l are separater` sheet` 1 metal 1 plates adaptedtobeasseinbledand clamped 601, .i i

together in--the'manner shown.`A y L /f According to the foregoing,`eachsidewall l' of the casing body 1s of doublewallcon- 1 of each side wallis provided'at the ronty ,and rear edges thereof withytheinturnedortions4 and 5 respectively,-'70

bothof w ic arefof-openfformation''to-inf` vclose keeper pockets 6 and74.respe'ctively, the y i functions of which. will.' presently appear.

Also, it ispreferable to 'provide :the'.1nner, `flange of the front.folded edgeportionj-4 with a redoubled stiiiening edge 8,as clearlyyshown irrFig.l Q of thedrawings. n

The inner plate2 of :each side wallisprov x y vided atitsifrontandfrearaedges Withu the in outturned holding flanges 9 and10,r respec-`flange 10 and being adapted'to liein/front 'of a guard stop k1 1 orequivalent element on Y:

the outer plate 1, whilehthe-saidvvnarrower flange 10 isadapted.toiprojectinto akeeperl inner side 'ofthe outer wall plate A1andi-vy `having one edge portion lying in the keeperv j "ff f pocket 7and againstthe.. inner flange 14 of 90 the rear folded portion 5.yEach-channel* bar 13 also receives in the channel lthereof an outturned-holding -lip 15 provided at the inner edge of each of the clampingflanges site edges of. the back plate 3,..said flanges 16. lying againstthe inside flanges 14 of the outer plate 1. )The flanges -10 and thelips 15 are spaced apart to provide a screw slot*4 vthrough which, atvsuitable intervals, are

passed fastening screwsf 17 whose threaded portionsengagethreadedopenings 18 in the channel bars, and the heads of which screwsbind upon clamp washers 19 which impinge against both the innerwauplates 2 andthe 10a flanges 1G` of the back plate 3. p

Transverse front bars 20 have their ends extended through iopenings 2linthe front folded portions 4, and ,within the keeper pockets/(the-saidends of .the front bars 11o,A are l perforated '5to `receive `retainingrods 22 which .serve to lock ,the 'frontjedge portions 8a. channel V12provided 'ingthe inner-'side ofa I l v clampingchannel bar i'13.arrangedat thelof the casing body to the bars 20. The latl claimdtlconstruction described herein.A

I claim: l

1. A construction :for metal furniture comprising a body includingopposite side walls each consisting of outer and inner .--plates, asingle back-plate', and an adjustable and detachable clamping devicehaving a coupling and clampirig engagement with said several plates'.

2. A construction 'for metall furniture comprising a. body includingopposite side Walls each consisting of outer and inner plates, a singleback late, and a clamping device carried by cacli side Wall andcomprising means for coupling the inner side Wall tothe back plate andfor clamping the latter to the outer side Wall plate'.

3. A construction for metal furniture comprising a body includingopposite side walls each consisting of outer and inner plates oi'.dilierent Widths, a single back plate, and a clamping device carried byeach side Wall and havin means for coupling the inner side Wallp ate tothe back plate, and for detachabl .clamping the latter to the outer sideWall] plate V4. A construction for metal furniture comprising a bodyincluding opposite metal side Walls, a sinle back plate, clamps fordetachably securing the back plate to the side Walls, front harsconnecting the 'iront edge portions of the side walls, and detachableretainers for' the bars held Within the side walls.

5. A construction for metal Jfurniture comprising a body including.opposite side meente walls each consisting of outer and inner' plates,and the outer plate being provided with vinturned liront and rear'folded edge portions, a single back plate, a clamping bar arrangedwithin each side Wall and having retaining means for' the back plateVand the inner side wall plate, and fastening screws engaging the`clamping bar and carrying Washers binding on portions of the back Wall,and the inner side Wall plate.

6. A construction -for metal furniture comprising a bodyy includingopposite side walls each consisting of outer and innerv plates,- theouter side wall plates having inturned front and rear folded edgeportions, f

and thevinner side Wall plates `having outturned front and rear holdingflanges, a single back plate having forwardly extend- `1n clampingiianges provided with terminal holding lips, a clamping; channel bararranged to engage the rear 'olded part of each outer side Wall plateandreceiving in its channel the rear holding -ilange of the rear sideWall plate and the holding lip of im. the adjacent. iiange of the haeltplate, and

screws extending through the interval bcy tween each inner side Wallplate and theA engaging the channel bar, and a clamping washer carriedby each screw and binding on theadjacent f portions of the inner sideWallfplate and i vilange of the back plate and thev flange of the backplate. e

- 7. A construction for metal-f furniture comprising a body includingopposite double `metalv side walls, front bars connecting the front.edge portion-of the sidewalls, and retaining rods arranged Within-V thefianety edge portions and detachably engaging the. g

ends of the bars therein.

In testimony whereof l hereunto aliiii my signature in the presence oftwo witnesses.

Anota n.. scrnirrns'r. i

Witnesses: l, H. E. litnrrn, Ofl'). Kersen.

